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Kazuto Ooyama

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  • Hitachinaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Power conversion device
    • Patent number 8,471,518
    • Issue date Jun 25, 2013
    • Hitachi, Ltd.
    • Shingo Nishiguchi
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Power Conversion Device
    • Publication number 20140049198
    • Publication date Feb 20, 2014
    • Hitachi, Ltd
    • Kazuto OOYAMA
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20130033205
    • Publication date Feb 7, 2013
    • Hitachi, Ltd
    • Kimihisa Furukawa
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    Power Conversion Device
    • Publication number 20110266992
    • Publication date Nov 3, 2011
    • Hitachi, Ltd
    • Shingo NISHIGUCHI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Power Conversion Device
    • Publication number 20110193509
    • Publication date Aug 11, 2011
    • HITACHI, LTD.
    • Kazuto OOYAMA
    • H03 - BASIC ELECTRONIC CIRCUITRY